<template>
  <div class="app-container">
    <el-row>
      <el-col :span="4" :xs="24">
        <div class="head-container">
          <el-input
            v-model="deptName"
            placeholder="请输入部门名称"
            clearable
            size="small"
            prefix-icon="el-icon-search"
            style="margin-bottom: 20px"
          />
        </div>
        <div class="head-container">
          <el-tree
            :data="deptOptions"
            :props="defaultProps"
            :expand-on-click-node="false"
            :filter-node-method="filterNode"
            ref="tree"
            default-expand-all
            highlight-current
            @node-click="handleNodeClick"
          />
        </div>
      </el-col>
      <el-col :span="20" :xs="24">
        <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
  
          <el-form-item label="班级" prop="metaclassName">
            <el-select v-model="queryParams.metaclassName" placeholder="请选择班级" clearable>
              <el-option
                v-for="metaclass in metaclassListFilter()"
                :key="metaclass.metaclassName"
                :label="metaclass.metaclassName"
                :value="metaclass.metaclassName"
              />
            </el-select>
          </el-form-item>
          <el-form-item label="学院" prop="deptId" v-show="false">
            <el-input
              v-model="queryParams.deptId"
              placeholder="请输入学院"
              clearable
              @keyup.enter.native="handleQuery"
            />
          </el-form-item>
          
          <el-form-item>
            <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
            <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
          </el-form-item>
        </el-form>
  
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button
              type="primary"
              plain
              icon="el-icon-plus"
              size="mini"
              @click="handleAdd"
              v-hasPermi="['pingjiao:metaclass:add']"
            >新增</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="success"
              plain
              icon="el-icon-edit"
              size="mini"
              :disabled="single"
              @click="handleUpdate"
              v-hasPermi="['pingjiao:metaclass:edit']"
            >修改</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="danger"
              plain
              icon="el-icon-delete"
              size="mini"
              :disabled="multiple"
              @click="handleDelete"
              v-hasPermi="['pingjiao:metaclass:remove']"
            >删除</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="warning"
              plain
              icon="el-icon-download"
              size="mini"
              @click="handleExport"
              v-hasPermi="['pingjiao:metaclass:export']"
            >导出</el-button>
          </el-col>
          <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>
  
        <el-table v-loading="loading" :data="metaclassList" @selection-change="handleSelectionChange">
          <el-table-column type="selection" width="55" align="center" />
          <el-table-column label="班级编号" align="center" prop="metaclassNo" />
          <!--
          <el-table-column label="班级名称" align="center" prop="metaclassName" />
          -->
          <el-table-column label="班级名称" align="center" :show-overflow-tooltip="true">
            <template slot-scope="scope">
              <!--
              <router-link :to="'/test/ts/' + scope.row.meataclassId" class="link-type">
                <span>{{ scope.row.metaclassName }}</span>
              </router-link>
              -->
              <router-link :to="'/pingjiao/metaclass/student/getlist' + scope.row.meataclassId" class="link-type">
                <span>{{ scope.row.metaclassName }}</span>
              </router-link>
            </template>
          </el-table-column>
          <el-table-column label="学院" align="center" prop="dept.deptName" />
          <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
            <template slot-scope="scope">
              <el-button
                size="mini"
                type="text"
                icon="el-icon-edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['pingjiao:metaclass:edit']"
              >修改</el-button>
              <el-button
                size="mini"
                type="text"
                icon="el-icon-delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['pingjiao:metaclass:remove']"
              >删除</el-button>
            </template>
          </el-table-column>
        </el-table>
  
        <pagination
          v-show="total>0"
          :total="total"
          :page.sync="queryParams.pageNum"
          :limit.sync="queryParams.pageSize"
          @pagination="getList"
        />
      </el-col>
    </el-row>
    
    <!-- 添加或修改行政班级管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="班级编号" prop="metaclassNo">
          <el-input v-model="form.metaclassNo" placeholder="请输入行政班级编号" />
        </el-form-item>
        <el-form-item label="班级名称" prop="metaclassName">
          <el-input v-model="form.metaclassName" placeholder="请输入行政班级名称" />
        </el-form-item>
        <el-form-item label="归属部门" prop="deptId">
          <treeselect v-model="form.deptId" :options="deptOptions" :show-count="true" placeholder="请选择归属部门" />
        </el-form-item>
        <el-form-item label="年级" prop="grade">
          <el-input v-model="form.grade" placeholder="请输入年级" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listMetaclass, getMetaclass, delMetaclass, addMetaclass, updateMetaclass } from "@/api/pingjiao/metaclass";
import { deptTreeSelect } from "@/api/system/user";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";

export default {
  name: "Metaclass",
  components: {Treeselect},
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 行政班级管理表格数据
      metaclassList: [],
      // 行政班级管理表格数据
      metaclassList1: [],
      // 部门树选项
      deptOptions: undefined,
      // 部门名称
      deptName: undefined,
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      defaultProps: {
        children: "children",
        label: "label"
      },
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        metaclassNo: null,
        metaclassName: null,
        deptId: null,
        status: null,
        grade: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  watch: {
    // 根据名称筛选部门树
    deptName(val) {
      this.$refs.tree.filter(val);
    }
  },
  created() {
    this.getDeptTree();
    this.getList();
    this.getList1();
  },
  methods: {
    /** 查询部门下拉树结构 */
    getDeptTree() {
      deptTreeSelect().then(response => {
        this.deptOptions = response.data;
      });
    },
    // 筛选节点
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    // 节点单击事件
    handleNodeClick(data) {
      this.queryParams.deptId = data.id;
      this.handleQuery();
    },
    /** 查询行政班级管理列表 */
    getList() {
      this.loading = true;
      listMetaclass(this.queryParams).then(response => {
        this.metaclassList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
      //console.log(this.metaclassList);
    },
    getList1() {
      this.loading = true;
      listMetaclass(this.queryParams).then(response => {
        this.metaclassList1 = response.rows;
        this.loading = false;
      });
      //console.log(this.metaclassList);
    },
    metaclassListFilter(){
      let depId = this.queryParams.deptId;
      if(this.queryParams.deptId != null && this.metaclassList1 != null){
        return this.metaclassList1.filter(function (data) {
          return depId === data.deptId
        })
      }
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        meataclassId: null,
        metaclassNo: null,
        metaclassName: null,
        deptId: null,
        status: "0",
        grade: null,
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.meataclassId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加行政班级管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const meataclassId = row.meataclassId || this.ids
      getMetaclass(meataclassId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改行政班级管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.meataclassId != null) {
            updateMetaclass(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addMetaclass(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const meataclassIds = row.meataclassId || this.ids;
      this.$modal.confirm('是否确认删除行政班级管理编号为"' + meataclassIds + '"的数据项？').then(function() {
        return delMetaclass(meataclassIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('score/metaclass/export', {
        ...this.queryParams
      }, `metaclass_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
